RANKING · 2024 ACS · 33 SHOWN OF 33

Largest Chamorro population, Illinois cities

Illinois cities ranked by the number of residents who are Chamorro, from the 2024 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 33 cities in Illinois that qualify, ranked against each other statewide. The median across all 33 is 17. Biggest climber in the top 100 since 2020: Naperville, IL, up 32 places to #2.

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RELATEDLargest Native Hawaiian population Highest Native Hawaiian population share Largest Samoan population Highest Samoan population share Largest Tongan population Highest Tongan population share

Largest Chamorro population by state

RANKPLACESTATEPOPCHAMORRO POPULATIONVS 2020

01Chicago, ILIL2,731,585286−16%

02▲32Naperville, ILIL153,11477+756%

03▼1Decatur, ILIL67,88475−11%

04Monmouth, ILIL8,59970–

05▼1Blue Island, ILIL21,80566−3%

06Mokena, ILIL19,89747–

07Peoria, ILIL110,92040–

08▲13Joliet, ILIL152,24137+118%

09▲15North Chicago, ILIL34,05036+157%

10Milan, ILIL5,02832–

11▲20O'Fallon, ILIL32,65631+210%

12Harvey, ILIL19,849300%

13Gages Lake, ILIL10,81928–

14Rockford, ILIL147,38425–

15Savoy, ILIL9,11320–

16McHenry, ILIL29,21719–

17Woodstock, ILIL25,74017–

18Wilmington, ILIL5,61416–

19Aurora, ILIL181,50515–

20Downers Grove, ILIL50,36515–

21Lombard, ILIL44,39914–

22Schaumburg, ILIL77,24914–

23Carol Stream, ILIL39,31513−19%

24Palos Heights, ILIL12,08411–

25Warrenville, ILIL15,2119–

26Niles, ILIL30,4438–

27Round Lake Beach, ILIL26,9028–

28Darien, ILIL22,0327–

29▼9Lake Villa, ILIL8,6927−61%

30Columbia, ILIL10,8656–

31Orland Hills, ILIL6,6635–

32River Forest, ILIL11,3933–

33Olney, ILIL8,3472–

SHOWING 1–33 OF 33

Download CSV (full list, 33 rows)

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES